package com.gyz.androidsamples.managers;

import android.app.Activity;
import android.content.Context;
import android.net.wifi.ScanResult;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.widget.TextView;

import java.util.List;

/**
 * Created by guoyizhe on 16/7/14.
 * 邮箱:gyzboy@126.com
 */
public class ASWifiManager extends Activity {


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        TextView textView = new TextView(this);
        setContentView(textView);
        WifiAdmin admin = new WifiAdmin(this);
        admin.StartScan();
        StringBuilder sb = admin.LookUpScan();
        textView.setText(sb.toString());
    }

    public class WifiAdmin {
        //定义WifiManager对象
        private WifiManager mWifiManager;
        //定义WifiInfo对象
        private WifiInfo mWifiInfo;
        //扫描出的网络连接列表
        private List<ScanResult> mWifiList;
        //网络连接列表
        private List<WifiConfiguration> mWifiConfiguration;
        //定义一个WifiLock
        WifiManager.WifiLock mWifiLock;

        //构造器
        public WifiAdmin(Context context) {
//取得WifiManager对象
            mWifiManager = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);
//取得WifiInfo对象
            mWifiInfo = mWifiManager.getConnectionInfo();
        }

        //打开WIFI
        public void OpenWifi() {
            if (!mWifiManager.isWifiEnabled()) {
                mWifiManager.setWifiEnabled(true);

            }
        }

        //关闭WIFI
        public void CloseWifi() {
            if (!mWifiManager.isWifiEnabled()) {
                mWifiManager.setWifiEnabled(false);

            }
        }

        //锁定WifiLock，当下载大文件时需要锁定
        public void AcquireWifiLock() {
            mWifiLock.acquire();
        }

        //解锁WifiLock
        public void ReleaseWifiLock() {
//判断时候锁定
            if (mWifiLock.isHeld()) {
                mWifiLock.acquire();
            }
        }

        //创建一个WifiLock
        public void CreatWifiLock() {
            mWifiLock = mWifiManager.createWifiLock("AutoClickMainActivity");
        }

        //得到配置好的网络
        public List<WifiConfiguration> GetConfiguration() {
            return mWifiConfiguration;
        }

        //指定配置好的网络进行连接
        public void ConnectConfiguration(int index) {
//索引大于配置好的网络索引返回
            if (index > mWifiConfiguration.size()) {
                return;
            }
//连接配置好的指定ID的网络
            mWifiManager.enableNetwork(mWifiConfiguration.get(index).networkId, true);
        }

        public void StartScan() {
            mWifiManager.startScan();
//得到扫描结果
            mWifiList = mWifiManager.getScanResults();
//得到配置好的网络连接
            mWifiConfiguration = mWifiManager.getConfiguredNetworks();
        }

        //得到网络列表
        public List<ScanResult> GetWifiList() {
            return mWifiList;
        }

        //查看扫描结果
        public StringBuilder LookUpScan() {
            StringBuilder stringBuilder = new StringBuilder();
            for (int i = 0; i < mWifiList.size(); i++) {
                stringBuilder.append("Index_" + new Integer(i + 1).toString() + ":");
//将ScanResult信息转换成一个字符串包
//其中把包括：BSSID、SSID、capabilities、frequency、level
                stringBuilder.append((mWifiList.get(i)).toString());
                stringBuilder.append("\n");
            }
            return stringBuilder;
        }

        //得到MAC地址
        public String GetMacAddress() {
            return (mWifiInfo == null) ? "NULL" : mWifiInfo.getMacAddress();
        }

        //得到接入点的BSSID
        public String GetBSSID() {
            return (mWifiInfo == null) ? "NULL" : mWifiInfo.getBSSID();
        }

        //得到IP地址
        public int GetIPAddress() {
            return (mWifiInfo == null) ? 0 : mWifiInfo.getIpAddress();
        }

        //得到连接的ID
        public int GetNetworkId() {
            return (mWifiInfo == null) ? 0 : mWifiInfo.getNetworkId();
        }

        //得到WifiInfo的所有信息包
        public String GetWifiInfo() {
            return (mWifiInfo == null) ? "NULL" : mWifiInfo.toString();
        }

        //添加一个网络并连接
        public void AddNetwork(WifiConfiguration wcg) {
            int wcgID = mWifiManager.addNetwork(wcg);
            mWifiManager.enableNetwork(wcgID, true);
        }

        //断开指定ID的网络
        public void DisconnectWifi(int netId) {
            mWifiManager.disableNetwork(netId);
            mWifiManager.disconnect();
        }
    }
}
